gluProject -> Unhandeld Memory Exception Error

BlitzMax Forums/OpenGL Module/gluProject -> Unhandeld Memory Exception Error

Vertex

(Posted 2006) [#1]

Hi!
Yes, why?

SuperStrict

Framework BRL.GLGraphics
Import Pub.Glew

Global Projection : Double[16], ..
       Modelview  : Double[16], ..
       Viewport   : Int[4], ..
       ScreenX    : Double Ptr, ..
       ScreenY    : Double Ptr, ..
       ScreenZ    : Double Ptr

GLGraphics(640, 480)

GlewInit()

glMatrixMode(GL_PROJECTION)
glLoadIdentity()
gluPerspective(1.0, 640.0/480.0, 0.1, 100.0)

glMatrixMode(GL_MODELVIEW)
glLoadIdentity()

glGetDoublev(GL_PROJECTION_MATRIX, Projection)
glGetDoublev(GL_MODELVIEW_MATRIX, Modelview)
glGetIntegerv(GL_VIEWPORT, Viewport)

gluProject(5.0, 6.0, 7.0, Modelview, Projection, Viewport, ScreenX, ScreenY, ScreenZ)
DebugLog ScreenX[0]
DebugLog ScreenY[0]
DebugLog ScreenZ[0]

The exception are created at gluProject(...)

cu olli

Edit: Sorry, I've found the problem. Not DOuble Ptr as Varptr.